CVE-2026-62765

Microsoft Edge (Chromium-based) Remote Code Execution Vulnerability

CVE-2026-62765 is fixed in 4 products on 2 platforms, first by Microsoft Edge 149.0.4022.62, released June 9, 2026. It is not reported as exploited. Patch Radar priority: High.

HighFixed on 2 platforms

CVSS

8.1

Important

Exploitation

None reported

Exploitation Less Likely

CISA KEV

Not listed

Not in the Known Exploited Vulnerabilities catalog

EPSS

0.0043

37th percentile

<p>Access of resource using incompatible type ('type confusion') in Microsoft Edge (Chromium-based) allows an unauthorized attacker to execute code over a network.</p>

Where it's fixed

Product	Fixed in	Fix	Released
Windows apps
Microsoft Edge	149.0.4022.62	Microsoft Edge 149.0.4022.62	Jun 9, 2026
Microsoft Edge Beta	151.0.4129.59	Microsoft Edge Beta 151.0.4129.59	Jul 31, 2026
Microsoft Edge Dev	152.0.4167.0	Microsoft Edge Dev 152.0.4167.0	Jul 20, 2026
Microsoft Edge WebView2 Runtime	149.0.4022.62	Microsoft Edge WebView2 Runtime 149.0.4022.62	Jun 9, 2026
macOS
Microsoft Edge	149.0.4022.80	Microsoft Edge 149.0.4022.80	Jun 17, 2026

Details

Published
October 27, 2026
Weakness
Access of Resource Using Incompatible Type ('Type Confusion')
Vendor advisory
https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-62765

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